Package org.eclipse.nebula.cwt.base

Class BaseCombo

java.lang.Object

org.eclipse.swt.widgets.Widget

org.eclipse.swt.widgets.Control

org.eclipse.swt.widgets.Scrollable

org.eclipse.swt.widgets.Composite

org.eclipse.swt.widgets.Canvas

org.eclipse.nebula.cwt.base.BaseCombo

Direct Known Subclasses:

CDateTime

public abstract class BaseCombo
extends org.eclipse.swt.widgets.Canvas

The AbstractCombo is an abstract class which provides the basic functionality for a button with a DROP_DOWN, or "popup", shell component. When the user selects the button the shell is set visible and the SWT Components which have been placed on the "content" Composite will be shown.

Field Summary

Fields inherited from class org.eclipse.swt.widgets.Control

handle

Constructor Summary

Constructors

Constructor	Description
BaseCombo(org.eclipse.swt.widgets.Composite parent, int style)	Main constructor -- must be called by all subclasses in their own constructors.

Method Summary

Modifier and Type	Method	Description
boolean	getEditable()	Returns the editable state.
boolean	getEnabled()	Fixes bug 181442: [CDateTime] Incorrect getEnabled()
org.eclipse.swt.widgets.Menu	getMenu()	returns the menu for this combo
int	getStyle()
java.lang.String	getText()	Returns the text of this combo
boolean	isOpen()
void	setEditable(boolean editable)	Sets the editable state.
void	setEnabled(boolean enabled)
boolean	setFocus()
void	setFont(org.eclipse.swt.graphics.Font font)
void	setMenu(org.eclipse.swt.widgets.Menu menu)	Sets the menu for the Text widget of this DropCombo
void	setToolTipText(java.lang.String tooltip)	Sets the tooltip on the text and button parts of this Composite widget.

Methods inherited from class org.eclipse.swt.widgets.Canvas

drawBackground, getCaret, getIME, scroll, setCaret, setIME

Methods inherited from class org.eclipse.swt.widgets.Composite

changed, drawBackground, getBackgroundMode, getChildren, getLayout, getLayoutDeferred, getTabList, isLayoutDeferred, layout, layout, layout, layout, layout, setBackgroundMode, setLayout, setLayoutDeferred, setTabList

Methods inherited from class org.eclipse.swt.widgets.Control

addControlListener, addDragDetectListener, addFocusListener, addGestureListener, addHelpListener, addKeyListener, addMenuDetectListener, addMouseListener, addMouseMoveListener, addMouseTrackListener, addMouseWheelListener, addPaintListener, addTouchListener, addTraverseListener, computeSize, computeSize, dragDetect, dragDetect, forceFocus, getAccessible, getBackground, getBackgroundImage, getBorderWidth, getBounds, getCursor, getDragDetect, getFont, getForeground, getLayoutData, getLocation, getMonitor, getOrientation, getParent, getRegion, getShell, getSize, getTextDirection, getToolTipText, getTouchEnabled, getVisible, internal_dispose_GC, internal_new_GC, isEnabled, isFocusControl, isReparentable, isVisible, moveAbove, moveBelow, pack, pack, print, redraw, redraw, removeControlListener, removeDragDetectListener, removeFocusListener, removeGestureListener, removeHelpListener, removeKeyListener, removeMenuDetectListener, removeMouseListener, removeMouseMoveListener, removeMouseTrackListener, removeMouseWheelListener, removePaintListener, removeTouchListener, removeTraverseListener, requestLayout, setBackground, setBackgroundImage, setBounds, setBounds, setCapture, setCursor, setDragDetect, setForeground, setLayoutData, setLocation, setLocation, setOrientation, setParent, setRedraw, setRegion, setSize, setSize, setTextDirection, setTouchEnabled, setVisible, toControl, toControl, toDisplay, toDisplay, traverse, traverse, traverse, update

Methods inherited from interface org.eclipse.swt.graphics.Drawable

isAutoScalable

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, wait, wait, wait

Methods inherited from class org.eclipse.swt.widgets.Scrollable

computeTrim, getClientArea, getHorizontalBar, getScrollbarsMode, getVerticalBar

Methods inherited from class org.eclipse.swt.widgets.Widget

addDisposeListener, addListener, dispose, getData, getData, getDisplay, getListeners, isAutoDirection, isDisposed, isListening, notifyListeners, removeDisposeListener, removeListener, reskin, setData, setData, toString

Constructor Detail

BaseCombo

public BaseCombo(org.eclipse.swt.widgets.Composite parent,
                 int style)

Main constructor -- must be called by all subclasses in their own constructors.

SWT.TOGGLE, SWT.PUSH, SWT.ARROW, SWT.FLAT, SWT.TRAIL, SWT.LEAD, SWT.BORDER, SWT.SIMPLE, SWT.DROP_DOWN

Parameters:

parent - the visual parent of this widget

style - the requested SWT style bitmask for this widget

Method Detail

getEditable

public boolean getEditable()

Returns the editable state.

Returns:

whether or not the receiver is editable

Throws:

org.eclipse.swt.SWTException -

• ERROR_WIDGET_DISPOSED - if the receiver has been disposed
• ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver

getEnabled

public boolean getEnabled()

Fixes bug 181442: [CDateTime] Incorrect getEnabled()

Overrides:

getEnabled in class org.eclipse.swt.widgets.Control

getMenu

public org.eclipse.swt.widgets.Menu getMenu()

returns the menu for this combo

Overrides:

getMenu in class org.eclipse.swt.widgets.Control

getStyle

public int getStyle()

Overrides:

getStyle in class org.eclipse.swt.widgets.Widget

getText

public java.lang.String getText()

Returns the text of this combo

Returns:

the combo's text

isOpen

public boolean isOpen()

Returns:

the state of the popup shell's visibility

setEditable

public void setEditable(boolean editable)

Sets the editable state.

Parameters:

editable - the new editable state

setEnabled

public void setEnabled(boolean enabled)

Overrides:

setEnabled in class org.eclipse.swt.widgets.Control

setFocus

public boolean setFocus()

Overrides:

setFocus in class org.eclipse.swt.widgets.Composite

setFont

public void setFont(org.eclipse.swt.graphics.Font font)

Overrides:

setFont in class org.eclipse.swt.widgets.Canvas

setMenu

public void setMenu(org.eclipse.swt.widgets.Menu menu)

Sets the menu for the Text widget of this DropCombo

Note that setting the menu to null causes the native menu to be used

If the intent is to disable the menu, then set it to a blank menu

Overrides:

setMenu in class org.eclipse.swt.widgets.Control

setToolTipText

public void setToolTipText(java.lang.String tooltip)

Sets the tooltip on the text and button parts of this Composite widget.

Overrides:

setToolTipText in class org.eclipse.swt.widgets.Control

Parameters:

tooltip - the new tooltip text